I recently purchased a couple of Nextion displays. These clever little things combine an ARM processor and a resistive touch screen display in to a single unit. Not too amazing on its own, but what is great is ability to rapidly create a UI and link that back to whatever you wish via TTL serial….
Rapid Image Manipulation and 3D on the Raspberry Pi
I wanted to be able to move images rapidly around the screen on the Raspberry Pi with Python, loading new images while the app was running as they became available. My initial attempts were a flop, I tried PyGame and various other methods. This either resulted in utter confusion for me, or failure to do anything…
Addressable Pixel LED Strips
With the advent of cheap RGB LED strips it was only a matter of time before they managed to integrate more intelligence in to the LEDs to make them addressable. They’re plummeting in price every day and they’re amazingly simple to control thanks to a great library available for the Raspberry Pi. The LED strip…
Exchange 2010 Cluster Account on W2012
Recently I had to install Exchange 2010 on Windows Server 2012. This was great until I tried to add mailbox servers to the DAG, only to get a bunch of obscure error messages that didn’t mean anything! It would appear that from Windows Server 2012 it can no longer create the cluster account correctly. When…
Peer-to-peer Name Resolution (mDNS)
When you don’t have a monitor and have plugged your Raspberry Pi in to a network – how do you know which IP address it got? This was a real problem for me with a plug-and-play use for the RaspberryPi that I’m working on. Without knowing anything about the network I’m on, how can I find…
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